Currently, the Director Transition Xtra is not included in the download package with the Macintosh Plug-In.

For Windows users, the Director Transition Xtra is included with the Authorware Web Player, so you don't need to download that Xtra as an external file. However, if you use transition Xtras other than the Director Transition Xtra, you need to add an entry to the map file to download each of those Xtras to an XTRAS folder when the piece begins:

In Windows, leave the option column empty, and insert put XTRAS before the entries for the Xtras. For an example, see Multiple locations.

On the Macintosh, flatten the transition, put macbinary in the options column, and insert put XTRAS before the entries for the Xtra. Here's an example: